Skip to content
sellWeak cluster of 4

Lewis H FERGUSON sold $51k of CCOI

director at COGENT COMMUNICATIONS HOLDINGS, INC.. 2,206 shares at an average of $23.03, traded Mar 5, 2026, filed Mar 5, 2026.

Warning score
37
Value
$51k
2,206 shares
Holdings after
20,449
-10% from before
From 52-week low
+37%
low $16.59, close $22.68
From 52-week high
-66%
high $67.12, as of Mar 5, 2026

Score components

  • Role
    Director
    +15
  • Trade size
    $51k at market
    +7
  • Share of holdings sold
    Sold 9.7% of holdings
    0
  • Cluster
    4 insiders selling within 14 days
    +15

What happened after comparable sells

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

This signal so far: 1m -16.5%, 3m -23.9%, 6m -56.0%.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

CCOIOct 13, 2026 · close 8.57
Since filing Mar 5, 2026: -62.2%SPY +15.1% · excess -77.3%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0001395643-26-000007, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Mar 5, 2026SOpen-market sale
common stock
-2,206$23.03$51k20,449Mar 5, 2026

Related signals

Other insiders at COGENT COMMUNICATIONS HOLDINGS, INC. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
23Weak
CCOIsell 2
COGENT COMMUNICATIONS HOLDINGS, INC.
Henry W Kilmer
VP OF NETWORK STRATEGY
$22k
2,400 shares
-6%
36Weak
CCOIsell 2
COGENT COMMUNICATIONS HOLDINGS, INC.
Thaddeus Gerard Weed
VICE PRESIDENT, CFO
$45k
4,850 shares
-2%
39Weak
CCOIsell 2
COGENT COMMUNICATIONS HOLDINGS, INC.
Thaddeus Gerard Weed
VICE PRESIDENT, CFO
$81k
4,850 shares
-2%
29Weak
CCOIsell 2
COGENT COMMUNICATIONS HOLDINGS, INC.
Henry W Kilmer
VP OF NETWORK STRATEGY
$41k
2,400 shares
-6%
35Weak
CCOIsell 2
COGENT COMMUNICATIONS HOLDINGS, INC.
Lewis H FERGUSON
director
$57k
2,800 shares
-12%
35Weak
CCOIsell 2
COGENT COMMUNICATIONS HOLDINGS, INC.
Sheryl Lynn Kennedy
director
$54k
3,300 shares
-24%
37Weak
CCOIsell 4
COGENT COMMUNICATIONS HOLDINGS, INC.
Henry W Kilmer
VP OF NETWORK STRATEGY
$56k
2,400 shares
-6%
47Moderate
CCOIsell 4
COGENT COMMUNICATIONS HOLDINGS, INC.
Thaddeus Gerard Weed
VICE PRESIDENT, CFO
$110k
4,850 shares
-2%
43Moderate
CCOIsell 4
COGENT COMMUNICATIONS HOLDINGS, INC.
Sheryl Lynn Kennedy
director
$76k
3,300 shares
-25%
49Moderate
CCOIsell 3
COGENT COMMUNICATIONS HOLDINGS, INC.
Thaddeus Gerard Weed
VICE PRESIDENT, CFO
$175k
7,300 shares
-8%

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Lewis H FERGUSON sold $51k of CCOI | InsiderTell